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Tololo 1247-232
Galaxy in the constellation Hydra / From Wikipedia, the free encyclopedia
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Tololo 1247-232 (Tol 1247 or T1247) is a small galaxy at a distance of 652 million light-years (200 million parsecs) (redshift z=0.0480).[1] It is situated in the southern equatorial constellation of Hydra. Visually, Tol 1247 appears to be an irregular or possibly a barred spiral galaxy.[2] Tol 1247 is named after the surveys that were carried at the Cerro Tololo Inter-American Observatory (CTIO), the first of which was in 1976.[3] It is one of nine galaxies in the local universe known to emit Lyman continuum photons.[4][5][6]
Quick Facts Observation data (J2000 epoch), Constellation ...
Tololo 1247-232 (T1247) | |
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Observation data (J2000 epoch) | |
Constellation | Hydra |
Right ascension | 12h 50m 18.80s |
Declination | −23° 33′ 57.0″ |
Redshift | 0.0480 |
Distance | 652 million |
Apparent magnitude (V) | −21 |
Characteristics | |
Type | Starburst galaxy |
Notable features | Lyman Continuum leaker |
Other designations | |
Tol 1247, EC 12476-2317, To 1247, PGC 83589 |
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